package chapter8;

public class Demo5 {
    public static void main(String[] args) {
        Character c1 = new Character('A');
        Character c2 = new Character('a');
        System.out.println(c1 + "是否为大写字母" + Character.isUpperCase(c1));
        System.out.println(c2 + "是否为小写字母" + Character.isLowerCase(c2));
    }
}
